mirror of
https://github.com/crystalidea/qt6windows7.git
synced 2024-11-23 12:07:03 +08:00
38 lines
756 B
C++
38 lines
756 B
C++
|
// Copyright (C) 2016 The Qt Company Ltd.
|
||
|
|
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
|
||
|
|
|
||
|
|
#include "glwidget.h"
|
||
|
|
#include "helper.h"
|
||
|
|
|
||
|
|
#include <QPainter>
|
||
|
|
#include <QTimer>
|
||
|
|
|
||
|
|
//! [0]
|
||
|
|
GLWidget::GLWidget(Helper *helper, QWidget *parent)
|
||
|
|
: QOpenGLWidget(parent), helper(helper)
|
||
|
|
{
|
||
|
|
elapsed = 0;
|
||
|
|
setFixedSize(200, 200);
|
||
|
|
setAutoFillBackground(false);
|
||
|
|
}
|
||
|
|
//! [0]
|
||
|
|
|
||
|
|
//! [1]
|
||
|
|
void GLWidget::animate()
|
||
|
|
{
|
||
|
|
elapsed = (elapsed + qobject_cast<QTimer*>(sender())->interval()) % 1000;
|
||
|
|
update();
|
||
|
|
}
|
||
|
|
//! [1]
|
||
|
|
|
||
|
|
//! [2]
|
||
|
|
void GLWidget::paintEvent(QPaintEvent *event)
|
||
|
|
{
|
||
|
|
QPainter painter;
|
||
|
|
painter.begin(this);
|
||
|
|
painter.setRenderHint(QPainter::Antialiasing);
|
||
|
|
helper->paint(&painter, event, elapsed);
|
||
|
|
painter.end();
|
||
|
|
}
|
||
|
|
//! [2]
|